U.S. Court Orders Twitter to Reveal User Details Over Libel BattleThe social network has passed the name, email address and telephone number of a south Tyneside councillor accused of libelling the local authority via a series of anonymous Twitter accounts.[br][br]The UK South Tyneside council took the legal fight to the superior court of California, which ordered Twitter, based in San Francisco, to hand over the user's private details.

U.S. Congress Expresses Interest in Web Privacy"We understand that many of the questions that you have posed to us and a number of other companies stem from concerns about that particular model for online advertising, but we believe that the vast majority of online advertisers, like Google, is not engaged in these practices."

U.S. And U.K. Trial Of Bid Per Call In Google AdWordsOver the next few weeks in the US and UK, we'll be rolling out the ability for advertisers to bid for phone calls, in addition to bidding for clicks, when they show Google search ads on computers and tablets.[br][br]Today, a combination of your ad's Quality Score and max cost-per-click (CPC) bid determine your Ad Rank, which influences your ad's position. But with bid-per-call, your bid for phone calls and phone call Quality Score can directly factor into your Ad Rank, too. Higher ranked ads are more likely to be seen and can therefore generate more phone calls (and clicks, too).

U.N. Proposes Changes To Net's Operation"A top United Nations official on Monday called for changes in the way the Internet is operated, taking aim at "self-serving justifications" for permitting the United States to preserve its unique influence and authority online."

Two More Registrars Lose ICANN Accreditation"ICANN terminated its accreditation agreement with two registrars ISPREG LTD and SBNames Ltd for failure to comply with the requirements of the Registrar Accreditation Agreement (RAA)..."

Twitter's Real Time URL Fetcher: SpiderDuck...we decided to design a new system that could meet Twitter's real-time needs and scale horizontally with its growth. Rather than reinvent the wheel, we built the new system largely on top of open source building blocks, thus still leveraging the contributions of the open source community.

Twitter's Ongoing Growing Pains With Its BusinessYet even as management tackles its executive and product problems, a major challenge looms: Twitter needs to figure out what it wants to be when it grows up. It's one of the reasons Dorsey is back at Twitter, but coming up with Twitter's raison is a tall order for a visionary who has another big job. Twitter CEO Costolo insists that the company isn't a "social network." But what is it? A media company? A communications tool? Or even something more? Twitter executives need to answer those questions, and fast.

Twitter's Official Analytics Product Has ArrivedTwitter Analytics will crunch a lot of data about a user account, including which tweets are most successful, which tweets caused people to unfollow, and who the most influential followers are.

Twitter and Yandex Team Up For Real Time SearchTwitter will give Yandex access to its so-called firehose of all public tweets, the two companies said on Tuesday, in an agreement similar to the one the social short-messaging site has with Microsoft's search engine, Bing.